image/svg+xml
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
M+
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
M+
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
M+
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
H
N
N
N
N
N
O
R
H
H
M+
Loop 1
Loop 2
Loop 3